American Electric Power (AEP)
S&P 500 · Nasdaq-100 · Utilities · data since 1962-01-02 · last close 2026-09-09
American Electric Power (AEP) monthly returns (%)
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 3.9 | 12.6 | -2.0 | 4.6 | -6.9 | 8.0 | -7.3 | -3.5 | 1.8 | · | · | · |
| 2025 | 6.7 | 8.8 | 3.0 | -0.8 | -3.6 | 0.3 | 9.0 | -1.1 | 1.3 | 6.9 | 3.7 | -6.8 |
| 2024 | -3.8 | 10.3 | 1.1 | -0.1 | 5.9 | -2.8 | 11.8 | 3.1 | 2.3 | -3.8 | 2.1 | -7.6 |
| 2023 | -1.0 | -5.5 | 3.4 | 1.6 | -9.3 | 1.3 | 0.6 | -6.5 | -4.1 | 0.4 | 6.5 | 2.1 |
| 2022 | 1.6 | 1.1 | 10.1 | -0.7 | 3.8 | -6.0 | 2.7 | 2.5 | -13.7 | 1.7 | 11.1 | -1.9 |
| 2021 | -2.8 | -6.6 | 13.2 | 4.7 | -2.2 | -1.6 | 4.2 | 2.5 | -9.4 | 4.3 | -3.4 | 9.8 |
| 2020 | 10.3 | -13.8 | -10.4 | 3.9 | 3.5 | -6.6 | 9.1 | -8.5 | 3.7 | 10.0 | -4.8 | -1.9 |
| 2019 | 5.9 | 3.4 | 3.2 | 2.1 | 1.5 | 2.2 | -0.2 | 4.6 | 2.8 | 0.8 | -2.5 | 3.5 |
| 2018 | -6.5 | -3.7 | 4.6 | 2.0 | -2.0 | 1.9 | 2.7 | 1.7 | -1.2 | 3.5 | 6.9 | -3.9 |
| 2017 | 1.8 | 5.5 | 0.2 | 1.0 | 6.7 | -3.2 | 1.5 | 5.3 | -4.6 | 5.9 | 5.2 | -5.2 |
| 2016 | 4.6 | 2.2 | 7.5 | -4.4 | 2.8 | 8.3 | -1.1 | -6.0 | -0.6 | 1.0 | -8.1 | 6.6 |
| 2015 | 3.4 | -7.5 | -2.3 | 1.1 | -0.1 | -5.9 | 6.8 | -3.1 | 4.7 | -0.4 | -0.1 | 4.0 |
| 2014 | 4.4 | 3.9 | 0.9 | 6.2 | 0.1 | 4.5 | -6.8 | 4.3 | -2.8 | 11.7 | -0.5 | 5.5 |
| 2013 | 6.1 | 4.4 | 3.9 | 5.8 | -10.0 | -2.3 | 3.5 | -6.7 | 1.3 | 8.1 | 1.6 | -0.7 |
| 2012 | -4.2 | -3.8 | 2.6 | 0.7 | 0.4 | 3.6 | 5.9 | 2.9 | 2.2 | 1.1 | -3.0 | 0.1 |
| 2011 | -0.8 | 1.6 | -1.8 | 3.8 | 6.0 | -1.4 | -2.2 | 6.2 | -1.6 | 3.3 | 2.2 | 4.1 |
| 2010 | -0.4 | -1.8 | 1.7 | 0.3 | -5.6 | 1.1 | 11.4 | -0.4 | 2.3 | 3.3 | -3.7 | 1.1 |
| 2009 | -5.8 | -9.4 | -9.9 | 4.4 | 1.4 | 9.7 | 7.2 | 2.9 | -1.4 | -2.5 | 7.9 | 8.1 |
| 2008 | -8.2 | -3.3 | 1.7 | 7.2 | -4.3 | -5.0 | -1.8 | -0.1 | -5.2 | -11.9 | -2.9 | 6.4 |
| 2007 | 2.2 | 4.0 | 8.6 | 3.0 | -4.4 | -5.4 | -3.4 | 3.1 | 3.6 | 4.6 | -0.3 | -2.3 |
| 2006 | 0.6 | -1.2 | -6.8 | -1.6 | 3.5 | -0.1 | 5.5 | 2.0 | -0.3 | 13.9 | 1.1 | 2.6 |
| 2005 | 2.6 | -4.3 | 2.0 | 3.4 | 2.3 | 3.3 | 5.0 | -3.0 | 6.8 | -4.4 | -2.8 | 1.5 |
| 2004 | 7.0 | 6.8 | -4.6 | -7.5 | 5.6 | 0.7 | -2.8 | 6.4 | -2.4 | 3.0 | 4.8 | 0.5 |
| 2003 | -13.6 | -5.3 | 4.9 | 15.4 | 11.6 | 2.7 | -5.9 | 2.2 | 6.0 | -6.0 | -0.5 | 10.2 |
| 2002 | -4.1 | 6.6 | 5.1 | -0.6 | -5.5 | -6.3 | -17.8 | 5.6 | -16.4 | -10.1 | 13.3 | -3.8 |
| 2001 | -7.0 | 11.4 | -1.1 | 5.0 | 3.0 | -8.0 | -2.5 | 3.1 | -5.5 | -3.1 | -0.2 | 5.5 |
| 2000 | 4.3 | -14.5 | 6.0 | 22.9 | -1.2 | -16.7 | 10.8 | 9.0 | 11.4 | 6.0 | 12.5 | 1.1 |
| 1999 | -6.9 | -3.6 | -4.7 | 4.4 | 6.2 | -13.4 | -5.8 | 4.4 | -6.0 | 1.1 | -7.5 | 2.4 |
| 1998 | -4.5 | -1.5 | 4.7 | -5.0 | -3.8 | 0.0 | -5.4 | 6.8 | 7.9 | 0.3 | -4.1 | 1.5 |
| 1997 | 0.6 | 2.4 | -1.2 | -1.8 | 1.8 | 3.2 | 6.7 | -1.0 | 4.2 | 3.9 | 6.2 | 4.2 |
| 1996 | 9.3 | -1.8 | -2.6 | -2.7 | 0.3 | 6.2 | -2.6 | 1.4 | -2.1 | 2.5 | 1.1 | -0.9 |
| 1995 | 6.5 | -1.6 | -6.3 | 3.1 | 6.5 | 2.5 | -1.8 | 0.6 | 6.6 | 4.8 | 0.6 | 7.3 |
| 1994 | -2.7 | -6.7 | -7.2 | 5.7 | -9.5 | -2.2 | 8.0 | 5.3 | -0.4 | 2.0 | 5.1 | -0.4 |
| 1993 | 2.3 | 7.0 | 3.5 | 0.7 | -5.5 | 9.4 | 1.7 | 2.6 | -0.7 | 0.0 | -4.6 | 2.8 |
| 1992 | -5.5 | -2.8 | -0.4 | 4.1 | 0.7 | 0.8 | 9.0 | -4.8 | 1.5 | -1.5 | -2.4 | 6.4 |
| 1991 | -1.8 | 6.0 | 2.2 | 1.7 | -1.0 | -1.3 | 4.4 | 3.8 | 1.7 | 2.9 | 2.3 | 8.3 |
| 1990 | -6.4 | 0.7 | -0.4 | -4.1 | 1.7 | 2.6 | 0.4 | -9.5 | 0.0 | 5.7 | 3.0 | -0.9 |
| 1989 | 1.8 | -2.4 | 0.0 | 0.9 | 5.1 | 0.9 | 11.7 | -1.3 | 0.0 | 2.9 | 0.4 | 6.5 |
| 1988 | 13.3 | -2.7 | -4.4 | -0.9 | 8.8 | 0.9 | -0.9 | -2.8 | 1.4 | 1.4 | -1.5 | 0.9 |
| 1987 | 13.6 | -3.9 | -3.8 | -1.3 | -3.0 | 3.3 | -0.5 | 2.4 | 0.5 | -1.4 | -5.4 | 4.5 |
| 1986 | 7.9 | 6.3 | 4.7 | -6.8 | 2.2 | 2.9 | 10.8 | 6.7 | -12.6 | 11.1 | -1.1 | -5.6 |
| 1985 | 1.2 | 0.3 | 3.0 | 1.2 | 8.0 | 3.3 | -1.6 | -4.7 | -4.0 | 9.0 | 2.5 | 4.4 |
| 1984 | 7.3 | -5.3 | -3.0 | 0.8 | -1.9 | 8.8 | 3.7 | 6.8 | 5.5 | 5.8 | 3.5 | 3.0 |
| 1983 | 9.2 | -2.9 | 2.0 | 6.7 | -1.6 | -5.9 | 7.0 | -3.6 | 4.9 | 4.7 | -2.9 | -7.4 |
| 1982 | 4.6 | 1.2 | 2.3 | 3.7 | 0.4 | -2.9 | 0.0 | 12.8 | -1.4 | 7.0 | -3.8 | -0.7 |
| 1981 | 2.2 | -4.0 | 3.1 | -1.5 | 4.5 | 3.8 | 0.7 | 1.1 | -4.5 | 5.5 | 5.7 | -5.8 |
| 1980 | 2.1 | -6.1 | -3.8 | 17.2 | 3.7 | 2.0 | 0.0 | -6.3 | -2.9 | 3.7 | -7.8 | 3.9 |
| 1979 | 7.7 | -2.1 | 0.0 | -0.6 | -3.3 | 4.3 | 1.8 | -2.8 | -6.7 | -1.3 | 3.0 | -5.3 |
| 1978 | -2.0 | -1.5 | 1.6 | -1.6 | -2.7 | 4.0 | 6.6 | -0.9 | -1.6 | -5.3 | 2.3 | -3.4 |
| 1977 | 0.0 | -4.9 | 0.5 | 4.2 | -3.0 | 2.1 | 5.2 | -3.0 | 1.0 | 0.5 | 2.2 | -0.5 |
| 1976 | 8.9 | -5.6 | 2.4 | 3.5 | -2.9 | 4.1 | 2.3 | 2.3 | 3.3 | 2.1 | 0.6 | 8.5 |
| 1975 | 28.7 | -6.2 | 0.0 | 1.5 | 9.0 | 10.3 | -1.3 | -0.7 | 0.0 | 9.2 | 4.9 | -1.8 |
| 1974 | 3.0 | 4.3 | -7.1 | -11.2 | -5.4 | -11.8 | -2.8 | -15.2 | 6.8 | 4.0 | -4.0 | -5.0 |
| 1973 | -2.1 | -5.8 | -6.9 | 3.0 | 1.7 | 1.9 | -0.5 | -3.9 | 10.0 | -2.3 | -12.8 | 8.7 |
| 1972 | 2.1 | -3.0 | -4.6 | -1.8 | -1.2 | -1.4 | 2.8 | 1.6 | -1.8 | 7.9 | 7.2 | -2.0 |
| 1971 | 7.0 | -2.8 | 3.9 | -5.8 | -2.5 | 4.5 | -4.3 | -2.1 | -1.4 | 7.2 | 0.7 | 9.5 |
| 1970 | -7.9 | 10.2 | 3.3 | -9.6 | -4.3 | -17.0 | 12.5 | 6.3 | -4.8 | 1.5 | 13.9 | 1.8 |
| 1969 | 6.0 | -10.8 | 0.3 | 4.5 | -0.6 | -10.4 | -5.6 | -1.5 | -6.5 | 10.4 | -7.7 | 2.5 |
| 1968 | 4.5 | -7.2 | -4.6 | 1.9 | 1.9 | 11.5 | -2.6 | -0.2 | -0.7 | 0.0 | 5.0 | -3.8 |
| 1967 | 4.5 | -4.5 | 2.3 | -2.2 | -2.5 | -2.2 | 3.4 | -5.5 | -0.7 | -5.6 | 7.5 | -0.3 |
| 1966 | -8.6 | -8.1 | 4.8 | 2.3 | -6.0 | 4.4 | -3.2 | -11.3 | 4.9 | 20.5 | -7.1 | 0.4 |
| 1965 | 6.2 | -4.5 | 2.5 | -3.8 | 0.9 | -4.8 | -1.2 | -1.1 | 3.3 | 2.3 | -3.3 | 2.9 |
| 1964 | 0.9 | 1.9 | -1.8 | 1.8 | -1.1 | 7.3 | 4.0 | -2.7 | 3.4 | -3.3 | -0.5 | 0.3 |
| 1963 | -1.8 | -4.9 | 2.6 | 6.6 | -2.0 | 0.7 | 3.8 | 1.7 | -3.0 | 4.4 | -1.9 | 7.3 |
| 1962 | -5.3 | 5.4 | 4.2 | -6.1 | -7.0 | -9.4 | 15.5 | -2.0 | -1.4 | -1.4 | 5.7 | 8.8 |
| Avg | 1.7 | -1.1 | 0.6 | 1.5 | -0.1 | -0.0 | 2.0 | 0.1 | -0.2 | 2.7 | 0.8 | 1.6 |
Values in %. Current and first-listed months are partial (greyed).
returnsview.com
AEP seasonality — average by calendar month
American Electric Power has monthly history back to 1962. Its strongest month by median is October — positive in 46 of 64 years, median +2.7%, and higher in 8 of the last 9. February is the soft spot, down in 40 of 65 with a median of -2.4%. Across its full record it has closed 56% of months higher, swings ±5.5% in an average month and has fallen 62.8% peak to trough.
| Month | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg | +1.7% | -1.1% | +0.6% | +1.5% | -0.1% | -0.0% | +2.0% | +0.1% | -0.3% | +2.6% | +0.8% | +1.6% |
| Win rate | 62%/65 | 38%/65 | 58%/65 | 63%/65 | 49%/65 | 58%/65 | 57%/65 | 51%/65 | 44%/64 | 72%/64 | 53%/64 | 62%/64 |
Win rate = share of positive months / sample size.
AEP risk & extremes
AEP drawdown & rolling returns
Percent below the all-time high at each month-end — how far underwater the asset was.
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Frequently asked questions
What was American Electric Power's best month?+
American Electric Power's strongest completed month on record is January 1975, at +28.70%.
What was American Electric Power's worst month?+
Its weakest completed month on record is July 2002, at -17.77%.
Is American Electric Power up this year?+
American Electric Power is up 9.76% year to date, measured from its last close before 1 January.
What is American Electric Power's 1-year return?+
+17.72% over the past twelve months, comparing the latest close with the most recent close on or before the same date a year earlier.
What is American Electric Power's biggest drawdown?+
The deepest peak-to-trough fall on record is 62.8%, measured on month-end closes since 1962.
Which calendar month is historically best for American Electric Power?+
October has the highest average return across every completed October since 1962. An average is not a forecast.
About American Electric Power
American Electric Power is an S&P 500 company, an utilities business worth about $68 billion. It is what “boring but reliable” looks like on a chart — with price receipts on this site going back to 1962. And the long game: $100 at its first close here (1962) would be about $14,587 today.
Did you know?
- Its best month on record was January 1975 at +28.7%; its worst, July 2002 at -17.77%.
- It has closed October in the green 46 out of 64 times — calendar astrology, but the fun kind.
Trivia for entertainment — the numbers come from our price data; the jokes don't.